<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>鼠标悬停</title>
</head>
<body>
    <div class="mi"></div>
    <div class="tmall"></div>
    <style>
        body{
            background-image: url(./拳头标志.jpg);
            background-size: 100%;
        }
        div{
            margin-top: 50px;   
            margin-right: 800px;
            margin-left: 400px;
            border-radius: 50%;
        }
        .mi{
            background-image: url(./蕾娜.jpg);
            width: 1000px;
            height: 900px;
            transition: box-shadow 0.5s;
        }
        .mi:hover{background-image: url(./捷风.jpg);
            width: 1000px;
            height: 900px;
            box-shadow: 5px 5px 5px #ff00ea,5px -5px 5px #ff00ea, -5px 5px 5px #ff00ea, -5px -5px 5px #ff00ea;
            opacity: 0.8;
        }
    </style>
</body>
</html>